<html>
<head>
<style type="text/css">
p { width: 10em; border: solid aqua; }
span { width: 5em; height: 5 em; border: solid blue; }
</style>
</head>
<body>
    <h1>Html Heading</h1>
<p>
<span> </span>
Supercalifragilisticexpialidocious
</p>
</body>
</html>